It's been quite a while since the Apple first started shipping the iPhone 5, but it seems that supply of the notoriously difficult-to-assemble smartphone has finally caught up with demand. The device is now marked as "In Stock" on Apple's online store, in all three storage varieties. So, if you were hoping to snag a new, big-screened Apple smartphone for that special someone before the holidays, Apple can now oblige.iPhone 5 now in stock at Apple's online store o